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Home >> Ford >> 2012 >> Mustang Base, 2D Coupe, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 402 (Parking Aid System) >> Diagnosis And Testing >> Parking Aid >> Pinpoint Tests >> Pinpoint Test D: DTCs B1B44:96, B1B46:96, B1B48:96 and B1B50:96 >> PINPOINT TEST D: DTCs B1B44:96, B1B46:96, B1B48:96 AND B1B50:96

PINPOINT TEST D: DTCs B1B44:96, B1B46:96, B1B48:96 AND B1B50:96

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  1. D1 CHECK THE DTCs FROM THE PAM SELF-TEST 
    • Check the PAM DTCs from the self-test.
    • Are parking aid DTCs other than B1B44:96, B1B46:96, B1B48:96 and B1B50:96 recorded? 
    1. Yes  : DIAGNOSE the other DTCs first. REFER to DTC CHARTS .
    2. No  : GO to D2.
  2. D2 CHECK THE PARKING AID SENSOR OPERATION 
    NOTE: Make sure the area around the vehicle is clear of anything that can activate the parking aid system.
    • Clean the rear bumper and sensors with high-pressure water.
    • Carry out the azimuth system check. Refer to AZIMUTH SYSTEM CHECK .
    • Carry out the elevation system check. Refer to ELEVATION SYSTEM CHECK .
    • Does the parking aid system pass both system checks? 
    1. Yes  : The system is operating correctly at this time. The concern may have been caused by a dirty or blocked parking aid sensor. CLEAR the DTCs. TEST the system for normal operation.
    2. No  : GO to D3.
  3. D3 CHECK THE PARKING AID SENSOR DISTANCE PIDs 
    • Make sure the suspect parking aid sensor(s) is flush-mounted in the bezel.
    • Ignition ON.
    • Enter the following diagnostic mode on the scan tool: PAM DataLogger.
    • With the brake pedal applied, shift the transmission into REVERSE (R) and monitor the parking aid sensor distance PID (LRI_DIST, LRO_DIST, RRI_DIST, RRO_DIST). The PID reads 255 cm (100 in or 8.4 ft) on a correctly functioning sensor.
    • Does the PID read 255 cm (100 in or 8.4 ft)? 
    1. Yes  : GO to  D5.
    2. No  : GO to D4.
  4. D4 CHECK THE PARKING AID SENSORS 
    • Install a new sensor for the suspect parking aid sensor.
    • Ignition ON.
    • Clear the DTCs. Repeat the self-test. Operate the system and verify the concern is still present.
    • Is the concern still present? 
    1. Yes  : GO to D5.
    2. No  : The cause of the concern was an inoperative parking aid sensor. The system is now operating correctly.
  5. D5 CHECK FOR CORRECT PAM OPERATION 
    • Disconnect the PAM connector.
    • Check for:
      • corrosion
      • damaged pins
      • pushed-out pins
    • Connect the PAM connector and make sure it seats correctly.
    • Operate the system and determine if the concern is still present.
    • Is the concern still present? 
    1. Yes  : INSTALL a new PAM. REFER to PARKING AID MODULE (PAM) . TEST the system for normal operation.
    2. No  : The system is operating correctly at this time. The concern may have been caused by a loose or corroded connector. CLEAR the DTCs. REPEAT the self-test.
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